Active Prefixes in Area Code 815

Prefix Primary City Phone Type Company
815-200-#### La Salle Landline Numbers Paetec Communication...
815-201-#### Rockford Landline Numbers Bandwidth.com Clec, ...
815-202-#### Oglesby Wireless Numbers New Cingular Wireles...
815-203-#### Joliet Wireless Numbers Usa Mobility Wireles...
815-204-#### Crystal Lake Wireless Numbers Usa Mobility Wireles...
815-205-#### La Grange Park Wireless Numbers Usa Mobility Wireles...
815-206-#### Woodstock Landline Numbers Ameritech Illinois...
815-207-#### Joliet Landline Numbers At&t Local...
815-208-#### Fulton Landline Numbers Mediacom Telephony O...
815-209-#### Rockford Landline Numbers Level 3 Communicatio...
815-210-#### Joliet Wireless Numbers New Cingular Wireles...
815-212-#### Joliet Wireless Numbers T-mobile Usa, Inc....
815-213-#### Sterling Wireless Numbers United States Cellul...
815-214-#### Kankakee Landline Numbers Rcn Telecom Services...
815-215-#### New Lenox Landline Numbers Globalcom, Inc.-il...
815-216-#### Kankakee Wireless Numbers Cellco Partnership D...
815-217-#### DeKalb Landline Numbers Digital Network Acce...
815-218-#### Rockford Wireless Numbers Cellco Partnership D...
815-219-#### Crystal Lake Wireless Numbers United States Cellul...
815-220-#### La Salle Landline Numbers Ameritech Illinois...
815-221-#### Lockport Landline Numbers Teleport Communicati...
815-222-#### Rockford Wireless Numbers Cellco Partnership D...
815-223-#### La Salle Landline Numbers Ameritech Illinois...
815-224-#### La Salle Landline Numbers Ameritech Illinois...
815-225-#### Milledgeville Landline Numbers Citizens Telecom Co ...
815-226-#### Rockford Landline Numbers Ameritech Illinois...
815-227-#### Rockford Landline Numbers Ameritech Illinois...
815-228-#### Oglesby Wireless Numbers New Cingular Wireles...
815-229-#### Rockford Landline Numbers Ameritech Illinois...
815-230-#### Plainfield Landline Numbers Broadwing Communicat...
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Area Code 815 Introduction

Area Code:815
Country:United States
State/Province:Illinois - IL
Major City:Rockford
Time Zone:Central
Average property$43.4K
Average age 56 y/o
Average assets $43.1K
Population density 57,914 sq mi (149,932 km2)
Population 12,801,539
latitude Longitude:
36° 58′ N to 42° 30′ N / 87° 30′ W to 91° 31′ W
About 815 :
The 815 Area Code (or Area Code 815) is located in the state of IL. Area Code 815 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 2.27 million unique phone numbers and 7.92 million individuals near the city of La Salle
Area code 815 was put into service. In 1957 area code 815 was split, along with a portion of area code 217, to form area code 309. In 2007 area code 815 was overlaid with area code 779.
Major cities or places
Crystal Lake, IL>De Kalb, IL>Freeport, IL>Joliet, IL>Kankakee, IL>Loves Park, IL>Machesney Park, IL>Mchenry, IL>Rockford, IL>Romeoville, IL>Woodstock, IL